Chess South Africa
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Chess South Africa
Sieberhagen, N (Nicolaas)
Dob:
2008/03/25 (U18)
Gender:
Male
Chess SA id:
1080302090
FIDE id:
Region:
Sedibeng (GSV)
Citizen:
RSA
Title(s):
Last active:
2024/06/08 (113 days ago)
Ratings
The
Projected values
below are
NOT
the actual and official values as calculated by the Ratings Bureau.
Main
Standard
Rapid
Blitz
Raw rating
=Current rating,
Weighted rating (WR)
=Weighted average of current/new Raw rating + last 23 published Raw ratings),
Weighted performance (WP)
=Weighted average of last 5 tournaments
Current Raw rating
1094.4
Current Weighted rating
1160.7
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1160.7
Current highest rating achieved
1094.4
Current floor (min rating allowed)
594.4
Current K-factor
40
Games played this month
0
Score (S)
0.0
Expected score (We)
0.00
Difference (S-We)
0.00
Current Raw change (no limits, including tournament time weight)
0.0
Current min/max change allowed (with limits)
±192.7
Current Raw change used (final)
0.0
Projected new Raw rating
1094.4
Projected new Weighed rating
1066.5
Projected new Weighted performance
730.3
Projected new final Raw rating (if new WP > new Raw)
1094.4
Projected new highest rating
1094.4
Projected new floor
594.4
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
1094.4
Projected effective change (new Official - current Official)
-66.3
Raw rating
=Current rating,
Weighted rating (WR)
=Weighted average of current/new Raw rating + last 23 published Raw ratings),
Weighted performance (WP)
=Weighted average of last 5 tournaments
Current Raw rating
1072.4
Current Weighted rating
1152.4
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1152.4
Current highest rating achieved
1072.4
Current floor (min rating allowed)
572.4
Current K-factor
40
Games played this month
0
Score (S)
0.0
Expected score (We)
0.00
Difference (S-We)
0.00
Current Raw change (no limits, including tournament time weight)
0.0
Current min/max change allowed (with limits)
±198.9
Current Raw change used (final)
0.0
Projected new Raw rating
1072.4
Projected new Weighed rating
1058.6
Projected new Weighted performance
730.3
Projected new final Raw rating (if new WP > new Raw)
1072.4
Projected new highest rating
1072.4
Projected new floor
572.4
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
1072.4
Projected effective change (new Official - current Official)
-80.0
Raw rating
=Current rating,
Weighted rating (WR)
=Weighted average of current/new Raw rating + last 23 published Raw ratings),
Weighted performance (WP)
=Weighted average of last 5 tournaments
Current Raw rating
1200.0
Current Weighted rating
1200.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1200.0
Current highest rating achieved
0.0
Current floor (min rating allowed)
700.0
Current K-factor
40
s
Games played this month
0
Score (S)
0.0
Expected score (We)
0.00
Difference (S-We)
0.00
Current Raw change (no limits, including tournament time weight)
0.0
Current min/max change allowed (with limits)
±165.8
Current Raw change used (final)
0.0
Projected new Raw rating
1200.0
Projected new Weighed rating
1104.0
Projected new Weighted performance
Projected new final Raw rating (if new WP > new Raw)
Projected new highest rating
0.0
Projected new floor
700.0
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
1200.0
Projected effective change (new Official - current Official)
=0.0
Raw rating
=Current rating,
Weighted rating (WR)
=Weighted average of current/new Raw rating + last 23 published Raw ratings),
Weighted performance (WP)
=Weighted average of last 5 tournaments
Current Raw rating
1200.0
Current Weighted rating
1200.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1200.0
Current highest rating achieved
0.0
Current floor (min rating allowed)
700.0
Current K-factor
40
Games played this month
0
Score (S)
0.0
Expected score (We)
0.00
Difference (S-We)
0.00
Current Raw change (no limits, including tournament time weight)
0.0
Current min/max change allowed (with limits)
±165.8
Current Raw change used (final)
0.0
Projected new Raw rating
1200.0
Projected new Weighed rating
1104.0
Projected new Weighted performance
Projected new final Raw rating (if new WP > new Raw)
Projected new highest rating
0.0
Projected new floor
700.0
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
1200.0
Projected effective change (new Official - current Official)
=0.0
Tournaments
History
Did not participate this month.
#
Tournament
Start
End
Host
Type
Time
Weight
Rns
Gms
Scr
Main
Type
Analysis
3
AG Visser Open 2024 (B)
2024/06/08
2024/06/08
Sedibeng (GSV)
Standard
60
0.83
5
4
0.5
1090.4
1066.4
Analysis
2
Hoerskool Overvaal Chess Open 2024 (B)
2024/04/20
2024/04/20
Sedibeng (GSV)
Standard
60
0.83
5
4
0.0
1200.0
1200.0
Analysis
1
Vaalpark Primary Chess Open 2024 (B)
2024/04/13
2024/04/13
Sedibeng (GSV)
Standard
60
0.83
5
4
0.5
1200.0
1200.0
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
3
AG Visser Open 2024 (B)
2024/06/08
2024/06/08
Sedibeng (GSV)
Standard
60
0.83
5
4
0.5
1090.4
1066.4
Analysis
2
Hoerskool Overvaal Chess Open 2024 (B)
2024/04/20
2024/04/20
Sedibeng (GSV)
Standard
60
0.83
5
4
0.0
1200.0
1200.0
Analysis
1
Vaalpark Primary Chess Open 2024 (B)
2024/04/13
2024/04/13
Sedibeng (GSV)
Standard
60
0.83
5
4
0.5
1200.0
1200.0
Analysis
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
12
0
2
10
1.0
8.3
-354.2
1294.6
940.4
White
6
0
2
4
1.0
16.7
-283.3
1317.1
1033.7
Black
6
0
0
6
0.0
0.0
-425.0
1272.1
847.1
Standard
All
12
0
2
10
1.0
8.3
-354.2
1294.6
940.4
White
6
0
2
4
1.0
16.7
-283.3
1317.1
1033.7
Black
6
0
0
6
0.0
0.0
-425.0
1272.1
847.1
Rapid
All
0
0
0
0
0.0
0.0
0.0
0.0
0.0
White
0
0
0
0
0.0
0.0
0.0
0.0
0.0
Black
0
0
0
0
0.0
0.0
0.0
0.0
0.0
Blitz
All
0
0
0
0
0.0
0.0
0.0
0.0
0.0
White
0
0
0
0
0.0
0.0
0.0
0.0
0.0
Black
0
0
0
0
0.0
0.0
0.0
0.0
0.0
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
12
0
2
10
1.0
8.3
-354.2
1294.6
940.4
White
6
0
2
4
1.0
16.7
-283.3
1317.1
1033.7
Black
6
0
0
6
0.0
0.0
-425.0
1272.1
847.1
Standard
All
12
0
2
10
1.0
8.3
-354.2
1294.6
940.4
White
6
0
2
4
1.0
16.7
-283.3
1317.1
1033.7
Black
6
0
0
6
0.0
0.0
-425.0
1272.1
847.1
Rapid
All
0
0
0
0
0.0
0.0
0.0
0.0
0.0
White
0
0
0
0
0.0
0.0
0.0
0.0
0.0
Black
0
0
0
0
0.0
0.0
0.0
0.0
0.0
Blitz
All
0
0
0
0
0.0
0.0
0.0
0.0
0.0
White
0
0
0
0
0.0
0.0
0.0
0.0
0.0
Black
0
0
0
0
0.0
0.0
0.0
0.0
0.0
Top 20 opponents most often played
#
Chess SA id
Name
Games
Score
Wins
Draws
Losses
%
Aor
Dp
Perform
View
1
108084071
Andrews, J (Jason)
2
1.0
0
2
0
50.0
1145.2
0.0
1145.2
View list
2
1090100406
Venter , J (James)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
3
1080158610
Van Eyssen, A (Arend)
1
0.0
0
0
1
0.0
1090.4
-425.0
665.4
View list
4
1090302091
Tefu, R (Reyaleboha)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
5
1090158305
Marimuthu, S (Shaylen)
1
0.0
0
0
1
0.0
1090.4
-425.0
665.4
View list
6
1090144712
Kok, L (Largo)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
7
108093065
Koen, JP (Jan-Paul)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
8
109064023
Fouche, H (Heinrich)
1
0.0
0
0
1
0.0
1090.4
-425.0
665.4
View list
9
1090111233
Farrell, J (Jonty)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
10
108081690
Erwee, M (Marko)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
11
1090153284
Coetzee, J (Johan)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list